diff --git a/packages/docs/src/repl/bundled.tsx b/packages/docs/src/repl/bundled.tsx
index 6ce706ac5f1..b9f30fb6d8f 100644
--- a/packages/docs/src/repl/bundled.tsx
+++ b/packages/docs/src/repl/bundled.tsx
@@ -9,10 +9,10 @@ import terserPkgJson from 'terser/package.json';
 import terserJs from '../../node_modules/terser/dist/bundle.min.js?raw-source';
 
 import qBuild from '../../node_modules/@builder.io/qwik/dist/build/index.d.ts?raw-source';
-import qCoreCjs from '../../node_modules/@builder.io/qwik/dist/core.cjs?raw-source';
+import qCoreCjs from '../../node_modules/@builder.io/qwik/dist/core.qwik.cjs?raw-source';
 import qCoreDts from '../../node_modules/@builder.io/qwik/dist/core.d.ts?raw-source';
-import qCoreMinMjs from '../../node_modules/@builder.io/qwik/dist/core.min.mjs?raw-source';
-import qCoreMjs from '../../node_modules/@builder.io/qwik/dist/core.mjs?raw-source';
+import qCoreMinMjs from '../../node_modules/@builder.io/qwik/dist/core.min.qwik.mjs?raw-source';
+import qCoreMjs from '../../node_modules/@builder.io/qwik/dist/core.qwik.mjs?raw-source';
 import qOptimizerCjs from '../../node_modules/@builder.io/qwik/dist/optimizer.cjs?raw-source';
 import qServerCjs from '../../node_modules/@builder.io/qwik/dist/server.cjs?raw-source';
 import qServerDts from '../../node_modules/@builder.io/qwik/dist/server.d.ts?raw-source';
@@ -48,10 +48,10 @@ export const bundled: PkgUrls = {
   [QWIK_PKG_NAME]: {
     version: qwikVersion,
     '/dist/build/index.d.ts': qBuild,
-    '/dist/core.cjs': qCoreCjs,
+    '/dist/core.qwik.cjs': qCoreCjs,
     '/dist/core.d.ts': qCoreDts,
-    '/dist/core.min.mjs': qCoreMinMjs,
-    '/dist/core.mjs': qCoreMjs,
+    '/dist/core.min.qwik.mjs': qCoreMinMjs,
+    '/dist/core.qwik.mjs': qCoreMjs,
     '/dist/optimizer.cjs': qOptimizerCjs,
     '/dist/server.cjs': qServerCjs,
     '/dist/server.d.ts': qServerDts,
diff --git a/packages/docs/src/repl/repl.tsx b/packages/docs/src/repl/repl.tsx
index b68ad72f894..78c6076ac76 100644
--- a/packages/docs/src/repl/repl.tsx
+++ b/packages/docs/src/repl/repl.tsx
@@ -170,13 +170,14 @@ const getDependencies = (input: ReplAppInput) => {
   if (input.version !== 'bundled') {
     const [M, m, p] = input.version.split('-')[0].split('.').map(Number);
     const prefix = M > 1 || (M == 1 && (m > 7 || (m == 7 && p >= 2))) ? '/dist/' : '/';
+    const qwik = M > 1 || (M == 1 && m >= 9) ? '.qwik' : '';
     out[QWIK_PKG_NAME] = {
       version: input.version,
     };
     for (const p of [
-      `${prefix}core.cjs`,
-      `${prefix}core.mjs`,
-      `${prefix}core.min.mjs`,
+      `${prefix}core${qwik}.cjs`,
+      `${prefix}core${qwik}.mjs`,
+      `${prefix}core.min${qwik}.mjs`,
       `${prefix}optimizer.cjs`,
       `${prefix}server.cjs`,
       `/bindings/qwik.wasm.cjs`,
diff --git a/packages/docs/src/repl/worker/repl-dependencies.ts b/packages/docs/src/repl/worker/repl-dependencies.ts
index 63a00210de0..f64860a1479 100644
--- a/packages/docs/src/repl/worker/repl-dependencies.ts
+++ b/packages/docs/src/repl/worker/repl-dependencies.ts
@@ -13,6 +13,9 @@ export const depResponse = async (pkgName: string, pkgPath: string) => {
     if (M > 1 || (M == 1 && (m > 7 || (m == 7 && p >= 2)))) {
       pkgPath = `/dist${pkgPath}`;
     }
+    if (!(M > 2 || (M === 1 && (m > 8 || (m === 8 && version.includes('-dev')))))) {
+      pkgPath = pkgPath.replace('.qwik', '');
+    }
   }
   const url = options.deps[pkgName][pkgPath];
   if (!url) {
@@ -71,7 +74,7 @@ const _loadDependencies = async (replOptions: ReplInputOptions) => {
   }
 
   if (!isSameQwikVersion(self.qwikCore?.version)) {
-    await exec(QWIK_PKG_NAME, '/core.cjs');
+    await exec(QWIK_PKG_NAME, '/core.qwik.cjs');
     if (self.qwikCore) {
       console.debug(`Loaded @builder.io/qwik: ${self.qwikCore.version}`);
     } else {
diff --git a/packages/docs/src/repl/worker/repl-plugins.ts b/packages/docs/src/repl/worker/repl-plugins.ts
index 2e9cd574f9a..d57a1d499a7 100644
--- a/packages/docs/src/repl/worker/repl-plugins.ts
+++ b/packages/docs/src/repl/worker/repl-plugins.ts
@@ -63,7 +63,7 @@ export const replResolver = (options: ReplInputOptions, buildMode: 'client' | 's
           }
         }
 
-        const rsp = await depResponse('@builder.io/qwik', '/core.mjs');
+        const rsp = await depResponse('@builder.io/qwik', '/core.qwik.mjs');
         if (rsp) {
           return rsp.text();
         }
diff --git a/packages/qwik/package.json b/packages/qwik/package.json
index b0497f66227..76e9a329b5e 100644
--- a/packages/qwik/package.json
+++ b/packages/qwik/package.json
@@ -42,15 +42,15 @@
     ".": {
       "types": "./dist/core.d.ts",
       "import": {
-        "development": "./dist/core.mjs",
-        "production": "./dist/core.prod.mjs",
-        "default": "./dist/core.prod.mjs",
-        "min": "./dist/core.min.mjs"
+        "development": "./dist/core.qwik.mjs",
+        "production": "./dist/core.prod.qwik.mjs",
+        "default": "./dist/core.prod.qwik.mjs",
+        "min": "./dist/core.min.qwik.mjs"
       },
       "require": {
-        "development": "./dist/core.cjs",
-        "production": "./dist/core.prod.cjs",
-        "default": "./dist/core.prod.cjs"
+        "development": "./dist/core.qwik.cjs",
+        "production": "./dist/core.prod.qwik.cjs",
+        "default": "./dist/core.prod.qwik.cjs"
       }
     },
     "./cli": {
@@ -59,29 +59,29 @@
     "./jsx-runtime": {
       "types": "./dist/jsx-runtime.d.ts",
       "import": {
-        "development": "./dist/core.mjs",
-        "production": "./dist/core.prod.mjs",
-        "default": "./dist/core.prod.mjs",
-        "min": "./dist/core.min.mjs"
+        "development": "./dist/core.qwik.mjs",
+        "production": "./dist/core.prod.qwik.mjs",
+        "default": "./dist/core.prod.qwik.mjs",
+        "min": "./dist/core.min.qwik.mjs"
       },
       "require": {
-        "development": "./dist/core.cjs",
-        "production": "./dist/core.prod.cjs",
-        "default": "./dist/core.prod.cjs"
+        "development": "./dist/core.qwik.cjs",
+        "production": "./dist/core.prod.qwik.cjs",
+        "default": "./dist/core.prod.qwik.cjs"
       }
     },
     "./jsx-dev-runtime": {
       "types": "./dist/jsx-runtime.d.ts",
       "import": {
-        "development": "./dist/core.mjs",
-        "production": "./dist/core.prod.mjs",
-        "default": "./dist/core.mjs",
-        "min": "./dist/core.min.mjs"
+        "development": "./dist/core.qwik.mjs",
+        "production": "./dist/core.prod.qwik.mjs",
+        "default": "./dist/core.qwik.mjs",
+        "min": "./dist/core.min.qwik.mjs"
       },
       "require": {
-        "development": "./dist/core.cjs",
-        "production": "./dist/core.prod.cjs",
-        "default": "./dist/core.cjs"
+        "development": "./dist/core.qwik.cjs",
+        "production": "./dist/core.prod.qwik.cjs",
+        "default": "./dist/core.qwik.cjs"
       }
     },
     "./build": {
diff --git a/scripts/build.ts b/scripts/build.ts
index af9e2fb1c07..55bed44a4ac 100644
--- a/scripts/build.ts
+++ b/scripts/build.ts
@@ -169,16 +169,16 @@ export async function build(config: BuildConfig) {
         [join(config.srcQwikDir, 'core')]: async () => {
           await submoduleCore({ ...config, dev: true });
           await copyFile(
-            join(config.srcQwikDir, '..', 'dist', 'core.cjs'),
-            join(config.srcQwikDir, '..', 'dist', 'core.prod.cjs')
+            join(config.srcQwikDir, '..', 'dist', 'core.qwik.cjs'),
+            join(config.srcQwikDir, '..', 'dist', 'core.prod.qwik.cjs')
           );
           await copyFile(
-            join(config.srcQwikDir, '..', 'dist', 'core.mjs'),
-            join(config.srcQwikDir, '..', 'dist', 'core.prod.mjs')
+            join(config.srcQwikDir, '..', 'dist', 'core.qwik.mjs'),
+            join(config.srcQwikDir, '..', 'dist', 'core.prod.qwik.mjs')
           );
           console.log(
-            join(config.srcQwikDir, '..', 'dist', 'core.cjs'),
-            join(config.srcQwikDir, '..', 'dist', 'core.prod.cjs')
+            join(config.srcQwikDir, '..', 'dist', 'core.qwik.cjs'),
+            join(config.srcQwikDir, '..', 'dist', 'core.prod.qwik.cjs')
           );
         },
         [join(config.srcQwikDir, 'optimizer')]: () => submoduleOptimizer(config),
diff --git a/scripts/submodule-core.ts b/scripts/submodule-core.ts
index 779ad822404..a869115b666 100644
--- a/scripts/submodule-core.ts
+++ b/scripts/submodule-core.ts
@@ -44,7 +44,7 @@ async function submoduleCoreProd(config: BuildConfig) {
   const esmOutput: OutputOptions = {
     dir: join(config.distQwikPkgDir),
     format: 'es',
-    entryFileNames: 'core.mjs',
+    entryFileNames: 'core.qwik.mjs',
     sourcemap: true,
     banner: getBanner('@builder.io/qwik', config.distVersion),
   };
@@ -53,7 +53,7 @@ async function submoduleCoreProd(config: BuildConfig) {
     dir: join(config.distQwikPkgDir),
     format: 'umd',
     name: 'qwikCore',
-    entryFileNames: 'core.cjs',
+    entryFileNames: 'core.qwik.cjs',
     sourcemap: true,
     globals: {
       '@builder.io/qwik/build': 'qwikBuild',
@@ -65,9 +65,9 @@ async function submoduleCoreProd(config: BuildConfig) {
 
   await Promise.all([build.write(esmOutput), build.write(cjsOutput)]);
 
-  console.log('🦊 core.mjs:', await fileSize(join(config.distQwikPkgDir, 'core.mjs')));
+  console.log('🦊 core.qwik.mjs:', await fileSize(join(config.distQwikPkgDir, 'core.qwik.mjs')));
 
-  const inputCore = join(config.distQwikPkgDir, 'core.mjs');
+  const inputCore = join(config.distQwikPkgDir, 'core.qwik.mjs');
   const inputMin: InputOptions = {
     input: inputCore,
     onwarn: rollupOnWarn,
@@ -98,7 +98,7 @@ async function submoduleCoreProd(config: BuildConfig) {
   await buildMin.write({
     dir: join(config.distQwikPkgDir),
     format: 'es',
-    entryFileNames: 'core.min.mjs',
+    entryFileNames: 'core.min.qwik.mjs',
     plugins: [
       {
         name: 'minify',
@@ -147,7 +147,7 @@ async function submoduleCoreProd(config: BuildConfig) {
           const indx = Math.max(selfIdx);
           if (indx !== -1) {
             throw new Error(
-              `"core.min.mjs" should not have any global references, and should have been removed for a production minified build\n` +
+              `"core.min.qwik.mjs" should not have any global references, and should have been removed for a production minified build\n` +
                 esmCleanCode.substring(indx, indx + 10) +
                 '\n' +
                 esmCleanCode.substring(indx - 100, indx + 300)
@@ -161,16 +161,19 @@ async function submoduleCoreProd(config: BuildConfig) {
     ],
   });
 
-  console.log('🐭 core.min.mjs:', await fileSize(join(config.distQwikPkgDir, 'core.min.mjs')));
+  console.log(
+    '🐭 core.min.qwik.mjs:',
+    await fileSize(join(config.distQwikPkgDir, 'core.min.qwik.mjs'))
+  );
 
-  let esmCode = await readFile(join(config.distQwikPkgDir, 'core.mjs'), 'utf-8');
-  let cjsCode = await readFile(join(config.distQwikPkgDir, 'core.cjs'), 'utf-8');
+  let esmCode = await readFile(join(config.distQwikPkgDir, 'core.qwik.mjs'), 'utf-8');
+  let cjsCode = await readFile(join(config.distQwikPkgDir, 'core.qwik.cjs'), 'utf-8');
   // fixup the Vite base url
   cjsCode = cjsCode.replaceAll('undefined.BASE_URL', 'globalThis.BASE_URL||"/"');
-  await writeFile(join(config.distQwikPkgDir, 'core.cjs'), cjsCode);
+  await writeFile(join(config.distQwikPkgDir, 'core.qwik.cjs'), cjsCode);
 
-  await submoduleCoreProduction(config, esmCode, join(config.distQwikPkgDir, 'core.prod.mjs'));
-  await submoduleCoreProduction(config, cjsCode, join(config.distQwikPkgDir, 'core.prod.cjs'));
+  await submoduleCoreProduction(config, esmCode, join(config.distQwikPkgDir, 'core.prod.qwik.mjs'));
+  await submoduleCoreProduction(config, cjsCode, join(config.distQwikPkgDir, 'core.prod.qwik.cjs'));
 }
 
 async function submoduleCoreProduction(config: BuildConfig, code: string, outPath: string) {
@@ -225,7 +228,7 @@ async function submoduleCoreDev(config: BuildConfig) {
     ...opts,
     external: ['@builder.io/qwik/build'],
     format: 'esm',
-    outExtension: { '.js': '.mjs' },
+    outExtension: { '.js': '.qwik.mjs' },
   });
 
   const cjs = build({
@@ -237,7 +240,7 @@ async function submoduleCoreDev(config: BuildConfig) {
       'import.meta.env.BASE_URL': '"globalThis.BASE_URL||\'/\'"',
     },
     format: 'cjs',
-    outExtension: { '.js': '.cjs' },
+    outExtension: { '.js': '.qwik.cjs' },
     banner: {
       js: `globalThis.qwikCore = (function (module) {`,
     },
@@ -249,15 +252,21 @@ async function submoduleCoreDev(config: BuildConfig) {
   await Promise.all([esm, cjs]);
 
   // Point the minified and prod versions to the dev versions
-  await writeFile(join(config.distQwikPkgDir, 'core.prod.mjs'), `export * from './core.mjs';\n`);
   await writeFile(
-    join(config.distQwikPkgDir, 'core.prod.cjs'),
-    `module.exports = require('./core.cjs');\n`
+    join(config.distQwikPkgDir, 'core.prod.qwik.mjs'),
+    `export * from './core.qwik.mjs';\n`
+  );
+  await writeFile(
+    join(config.distQwikPkgDir, 'core.prod.qwik.cjs'),
+    `module.exports = require('./core.qwik.cjs');\n`
+  );
+  await writeFile(
+    join(config.distQwikPkgDir, 'core.min.qwik.mjs'),
+    `export * from './core.qwik.mjs';\n`
   );
-  await writeFile(join(config.distQwikPkgDir, 'core.min.mjs'), `export * from './core.mjs';\n`);
   await writeFile(
-    join(config.distQwikPkgDir, 'core.min.cjs'),
-    `module.exports = require('./core.cjs');\n`
+    join(config.distQwikPkgDir, 'core.min.qwik.cjs'),
+    `module.exports = require('./core.qwik.cjs');\n`
   );
 
   console.log('🐬', submodule, '(dev)');
diff --git a/scripts/submodule-server.ts b/scripts/submodule-server.ts
index e0b1828822f..97a8e0721d8 100644
--- a/scripts/submodule-server.ts
+++ b/scripts/submodule-server.ts
@@ -115,9 +115,9 @@ async function getQwikDomVersion(config: BuildConfig) {
 
 const browserCjsRequireShim = `
 if (typeof require !== 'function' && typeof location !== 'undefined' && typeof navigator !== 'undefined') {
-  // shim cjs require() for core.cjs within a browser
+  // shim cjs require() for core.qwik.cjs within a browser
   globalThis.require = function(path) {
-    if (path === './core.cjs' || path === '@builder.io/qwik') {
+    if (path === './core.qwik.cjs' || path === '@builder.io/qwik') {
       if (!self.qwikCore) {
         throw new Error('Qwik Core global, "globalThis.qwikCore", must already be loaded for the Qwik Server to be used within a browser.');
       }
diff --git a/scripts/submodule-testing.ts b/scripts/submodule-testing.ts
index b8620dbea9b..28e411ef100 100644
--- a/scripts/submodule-testing.ts
+++ b/scripts/submodule-testing.ts
@@ -25,7 +25,7 @@ export async function submoduleTesting(config: BuildConfig) {
     banner: { js: getBanner('@builder.io/qwik/testing', config.distVersion) },
     outExtension: { '.js': '.mjs' },
     plugins: [
-      importPath(/^@builder\.io\/qwik$/, '../core.mjs'),
+      importPath(/^@builder\.io\/qwik$/, '../core.qwik.mjs'),
       importPath(/^@builder\.io\/qwik\/optimizer$/, '../optimizer.mjs'),
       importPath(/^@builder\.io\/qwik\/server$/, '../server.mjs'),
     ],
@@ -44,7 +44,7 @@ export async function submoduleTesting(config: BuildConfig) {
       js: getBanner('@builder.io/qwik/testing', config.distVersion),
     },
     plugins: [
-      importPath(/^@builder\.io\/qwik$/, '../core.cjs'),
+      importPath(/^@builder\.io\/qwik$/, '../core.qwik.cjs'),
       importPath(/^@builder\.io\/qwik\/optimizer$/, '../optimizer.cjs'),
       importPath(/^@builder\.io\/qwik\/server$/, '../server.cjs'),
     ],
diff --git a/scripts/validate-build.ts b/scripts/validate-build.ts
index 3e6943ae364..a1754094006 100644
--- a/scripts/validate-build.ts
+++ b/scripts/validate-build.ts
@@ -96,9 +96,9 @@ export async function validateBuild(config: BuildConfig) {
 
   await validatePackageJson(config, pkg, errors);
   await Promise.all([
-    validateModuleTreeshake(config, join(config.distQwikPkgDir, 'core.min.mjs')),
-    validateModuleTreeshake(config, join(config.distQwikPkgDir, 'core.prod.mjs')),
-    validateModuleTreeshake(config, join(config.distQwikPkgDir, 'core.mjs')),
+    validateModuleTreeshake(config, join(config.distQwikPkgDir, 'core.min.qwik.mjs')),
+    validateModuleTreeshake(config, join(config.distQwikPkgDir, 'core.prod.qwik.mjs')),
+    validateModuleTreeshake(config, join(config.distQwikPkgDir, 'core.qwik.mjs')),
     validateModuleTreeshake(config, join(config.distQwikPkgDir, 'server.mjs')),
   ]);
   if (config.qwikcity) {